12
11
. START-UP
AND
OPERATION
(C.A.I. - MIX C.S.I.)
Description of commands
Heating water temperature selector:
sets the heating water
temperature.
Domestic hot water temperature selector:
sets the domestic
hot water temperature.
Function key:
- ON
the boiler is electrically powered and waiting for opera-
ting requests (
-
)
- OFF
the boiler is electrically powered but will not respond to
operating requests
- RESET resets the boiler following a fault
Operating mode button:
allows the most suitable operating
mode to be selected (
winter -
winter comfort-
summer
-
summer comfort).
Info button:
shows a sequence of information concerning the
operating status of the machine.
Filling button:
pushing it, the boiler automatically
fi
lls the system
until the pressure reaches 1 to 1.5 bar.
The boiler produces heating and domestic hot water.
The control panel (
fi
g. 13) contains the main boiler control and
management functions.
Fig. 13
Fig. 14
Domestic
hot water
temperature
selector
Operating
mode button
ON-OFF-RESET
function selector
Filling
button
Heating water
circuit temperatu-
re selector
INFO
button
Description of display symbols
graduated heating water temperature scale with heating
function symbol
graduated domestic hot water temperature scale with
domestic hot water function symbol
fault symbol (for details, please see page 15)
reset symbol (for details, please see page 15)
pressure value
external sensor connection
heating/domestic hot water temperature
or
fault symbol (e.g. 10 - no
fl
ame)
function selector (turned to the chosen operating mode:
winter -
winter comfort-
summer -
sum-
mer comfort)
burner operating symbol
anti-freeze function active symbol
system
fi
lling function symbol
fi
ll symbol
